Finding the Third Proportional to 58,966.73 and 78,561.14

Step by Step Solution

1. Step 1: Write the proportion equation
   58,966.73 : 78,561.14 = 78,561.14 : x
2. Step 2: Convert to fraction form
   58,966.73/78,561.14 = 78,561.14/x
3. Step 3: Cross multiply
   58,966.73x = 78,561.14 × 78,561.14
4. Step 4: Simplify right side
   58,966.73x = 6,171,852,816.30
5. Step 5: Solve for x
   x = 6,171,852,816.30/58,966.73
6. Step 6: Final answer
   x = 104,666.69